G5.1 – In waters beyond the limit of coastal water bodies of Directive 2000/60/EC and up to the limit of waters under national jurisdiction, the surface concentration of nutrients must not exceed, in each of the assessment areas or sub-areas, specific threshold values in line with the provisions of Directive 2000/60 EC and the Barcelona Convention.

G5.2 – Coastal water bodies of Directive 2000/60/EC must be at least in ‘good’ status for the Biological Quality Element ‘Fitoplankton’; in waters beyond the limit of bodies of water and up to the limit of waters under national jurisdiction, the surface concentration of chlorophyll ‘a’ in each of the assessment areas or sub-areas must not exceed specific values in line with the provisions of Directive 2000/60 EC and the Barcelona Convention.

G5.3 – The dissolved oxygen concentration in the bottom water shall be higher than the threshold value in each of the assessment areas or sub-areas.